Quote showing that Odysseus is courage's book 9 the odyssey

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

If someone wants to funds to you stick around it means they’re going to give you money

Which of the following factors most consistently contributes to the speaker’s believability? a the age and experience of the speaker b the physical environment in which the speech is delivered c the sincerity, knowledge, and trustworthiness of the speaker d the position of the thesis statement in the speech